Goodride Z507 is a winter tyre made in total of 47 sizes, ranging from R16 to R16 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 275/40 R20 is 70mm wider than the narrowest dimension (205) and 0mm narrower than the widest one (275). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (275mm), which results in 110mm sidewall height. In
275/40 R20, Z507 usually competes against
Blizzak LM-005, which is a tyre from
Bridgestone with a rating of 87%, compared to 16% of the
Goodride in question.
Winter
